the act of questioning someone's right, a statement etc.
After lunch, I will challenge you to a game of tennis.

something you work toward
Steve scored two goals in the hockey game.

to be responsible for controlling or organizing someone or something especially a business
The kids managed to make $500 by selling cookies and cupcakes.

a contest or game
"We challenge you to a soccer match," said the spiders.

a (usually short) period of not working etc after, or between periods of, effort; (a period of) freedom from worries etc
If you’re tired, we’ll stop and rest for a while.

to be the best at something in a competition
If we win the next game, our team will be the champion.